The RV-SOFT Technology RVS-TECH DNSBL is an IP-based blocklist that lists sending sources reported for various types of unwanted email and uses a time-based system for automatic delisting from the blacklist once reports cease.
The RV-SOFT Technology RVS-TECH DNSBL is a DNS-based blacklist that lists IP addresses reported for sending unwanted email. Internet service providers and system administrators can use this blacklist (or blocklist) to filter and block emails from sources listed on it. The list is compiled from various sources, including automated systems and user submissions of spam.
A key feature of this blocklist is its time-based nature, which allows for automatic and rapid delisting once an IP address stops being the source of reported emails. When a mail server checks an IP against this DNSBL, it receives a specific return code indicating the reason for the listing. These codes provide insight into the nature of the issue.
RVS-TECH® DNSBL return codes:
The RV-SOFT Technology RVS-TECH DNSBL is operated by RV-SOFT Technology®, an organization based in the Czech Republic, EU. They manage and maintain the infrastructure for this specific blacklist.
Removal from the RV-SOFT Technology RVS-TECH DNSBL is an automated process. There is no manual delisting form or request page. The system is time-based, which means an IP address will be automatically removed after reports of malicious activity from that IP stop.
To ensure you are delisted, you must first resolve the underlying issue that caused the listing. Steps to take include:
The impact of being on the RV-SOFT Technology RVS-TECH DNSBL is considered low. It is not as widely used as some of the larger, more influential blocklists in the industry. However, a listing on any blacklist can still cause email delivery problems. Certain mail providers or individual system administrators may use this list, which would result in your emails being blocked or sent to the spam folder for their users. While not a critical threat to your overall email deliverability, it is a problem that should be addressed to ensure maximum reach.
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